The proceeding of the 8th International Conference on Material Science and Engineering Technology (ICMSET 2019, Singapore, 19-21 October 2019) consists of papers from the universities, research institutes, and industry. The manuscripts were selected after a rigorous peer-review and provide the readers an overview of recent advances in the fields related to materials science and processing technologies, including modeling, analysis, computation, and optimization methods, as well as the experimental procedures in the research of materials properties and technological decisions.